private void Scroll_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
if (ignoreRightScroll || ignoreLeftScroll)
{
return;
}
ignoreLeftScroll = ignoreRightScroll = true;
LeftSV.ScrollToVerticalOffset(e.NewValue);
RightSV.ScrollToVerticalOffset(e.NewValue);
}
private void LV_ScrollChanged(object sender, ScrollChangedEventArgs e)
{
if (LeftSV == null)
{
LeftSV = (VisualTreeHelper.GetChild(lvLeft, 0) as Decorator).Child as ScrollViewer;
}
if (RightSV == null)
{
RightSV = (VisualTreeHelper.GetChild(lvRight, 0) as Decorator).Child as ScrollViewer;
}
if (sender == lvLeft)
{
if (ignoreLeftScroll)
{
ignoreLeftScroll = false;
}
else
{
ignoreRightScroll = true;
RightSV.ScrollToVerticalOffset(e.VerticalOffset);
sbScroll.Maximum = e.ExtentHeight - e.ViewportHeight;
sbScroll.Value = e.VerticalOffset;
}
}
else if (sender == lvRight)
{
if (ignoreRightScroll)
{
ignoreRightScroll = false;
}
else
{
ignoreLeftScroll = true;
LeftSV.ScrollToVerticalOffset(e.VerticalOffset);
sbScroll.Maximum = e.ExtentHeight - e.ViewportHeight;
sbScroll.Value = e.VerticalOffset;
}
}
}
private void Scroll_Scrolled(object sender, System.Windows.Controls.Primitives.ScrollEventArgs e)
{
ignoreLeftScroll = ignoreRightScroll = true;
LeftSV.ScrollToVerticalOffset(e.NewValue);
RightSV.ScrollToVerticalOffset(e.NewValue);
}
